Question

Write the purpose of the following functions =len( ) =upper( ) =sum(num1,num2) =max(num1,num2,num3,num4) =min(num1,num2,num3,num4)

Answer 1

The len () function held you to find the length of a string or

array.

The upper () function held you to convert a string to uppercase.

Similarly the lower () function is used to convert the string to lowercase.

Max() is used to find the item in an array of the maximum value.

Min () is used to find the least value in an array of list.

Sum () is used to find the sum of numbers in an array